268857985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{2857}}^1$

素因数の和:2961

約数の個数: 32

約数和(自身を含む): 370396800

約数和(自身を除く): 101538815

約数列:

[1, 5, 11, 29, 55, 59, 145, 295, 319, 649, 1595, 1711, 2857, 3245, 8555, 14285, 18821, 31427, 82853, 94105, 157135, 168563, 414265, 842815, 911383, 1854193, 4556915, 4888327, 9270965, 24441635, 53771597, 268857985]

約数ペア:

[(1, 268857985), (5, 53771597), (11, 24441635), (29, 9270965), (55, 4888327), (59, 4556915), (145, 1854193), (295, 911383), (319, 842815), (649, 414265), (1595, 168563), (1711, 157135), (2857, 94105), (3245, 82853), (8555, 31427), (14285, 18821)]